摘要
为了增加生产效率,提高经济效益,常村煤矿根据矿井的实际情况进行开采工艺的更新和开采设备的更换,从原先的中位放顶煤液压支架换成了新型的反四连杆放顶煤液压支架,提高了工作效率,为扩大规模及进行现代化生产起到了重要的作用。
In order to increase production efficiency and improve economic benefits,according to the actual situation of Changcun Coal Mine, a replacement of mining process nd mining equipment were carried out, the original middle level caving hydraulic support was replaced by a new type of anti four rod caving hydraulic support. The application of new process and mining equipment has improved work efficiency, and plays an important role in expanding the scale and carrying out modem production.
出处
《煤炭科技》
2017年第4期120-122,共3页
Coal Science & Technology Magazine
关键词
大采高
放顶煤
液压支架
large mining height
top coal caving
hydraulic support
